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This is a table of the reserved words used in MySQL versions 5.0, 5.1 and 5.5. This should be used as a first check to see why an application has failed during an upgrade. If a new reserved word is added corresponding to an already existing table column then your application will fail. By providing a list of differences between each of the versions the new reserved words can be quickly and readily identified.
Hover over the icons that have an associated asterisk “*” to read the comments.
| Reserved Word | MySQL 5.0 | MySQL 5.1 | MySQL 5.5 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| A | |||||||||
| ACCESSIBLE | * |
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| ADD | ![]() |
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| ALL | ![]() |
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| ALTER | ![]() |
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| ANALYZE | ![]() |
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| AND | ![]() |
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| AS | ![]() |
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| ASC | ![]() |
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| ASENSITIVE | ![]() |
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| B | |||||||||
| BEFORE | ![]() |
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| BETWEEN | ![]() |
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| BIGINT | ![]() |
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| BINARY | ![]() |
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| BLOB | ![]() |
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| BOTH | ![]() |
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| BY | ![]() |
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| C | |||||||||
| CALL | ![]() |
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| CASCADE | ![]() |
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| CASE | ![]() |
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| CHANGE | ![]() |
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| CHAR | ![]() |
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| CHARACTER | ![]() |
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| CHECK | ![]() |
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| COLLATE | ![]() |
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| COLUMN | ![]() |
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| COLUMNS | * |
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| CONDITION | ![]() |
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| CONNECTION | * |
* |
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| CONSTRAINT | ![]() |
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| CONTINUE | ![]() |
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| CONVERT | ![]() |
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| CREATE | ![]() |
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| CROSS | ![]() |
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| CURRENT_DATE | ![]() |
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| CURRENT_TIME | ![]() |
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| CURRENT_TIMESTAMP | ![]() |
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| CURRENT_USER | ![]() |
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| CURSOR | ![]() |
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| D | |||||||||
| DATABASE | ![]() |
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| DATABASES | ![]() |
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| DAY_HOUR | ![]() |
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| DAY_MICROSECOND | ![]() |
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| DAY_MINUTE | ![]() |
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| DAY_SECOND | ![]() |
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| DEC | ![]() |
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| DECIMAL | ![]() |
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| DECLARE | ![]() |
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| DEFAULT | ![]() |
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| DELAYED | ![]() |
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| DELETE | ![]() |
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| DESC | ![]() |
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| DESCRIBE | ![]() |
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| DETERMINISTIC | ![]() |
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| DISTINCT | ![]() |
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| DISTINCTROW | ![]() |
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| DIV | ![]() |
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| DOUBLE | ![]() |
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| DROP | ![]() |
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| DUAL | ![]() |
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| E | |||||||||
| EACH | ![]() |
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| ELSE | ![]() |
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| ELSEIF | ![]() |
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| ENCLOSED | ![]() |
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| ESCAPED | ![]() |
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| EXISTS | ![]() |
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| EXIT | ![]() |
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| EXPLAIN | ![]() |
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| F | |||||||||
| FALSE | ![]() |
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| FETCH | ![]() |
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| FIELDS | * |
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| FLOAT | ![]() |
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| FLOAT4 | ![]() |
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| FLOAT8 | ![]() |
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| FOR | ![]() |
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| FORCE | ![]() |
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| FOREIGN | ![]() |
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| FROM | ![]() |
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| FULLTEXT | ![]() |
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| G | |||||||||
| GOTO | * |
* |
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| GENERAL | * |
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| GRANT | ![]() |
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| GROUP | ![]() |
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| H | |||||||||
| HAVING | ![]() |
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| HIGH_PRIORITY | ![]() |
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| HOUR_MICROSECOND | ![]() |
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| HOUR_MINUTE | ![]() |
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| HOUR_SECOND | ![]() |
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| I | |||||||||
| IF | ![]() |
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| IGNORE | ![]() |
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| IGNORE_SERVER_IDS | ![]() |
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| IN | ![]() |
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| INDEX | ![]() |
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| INFILE | ![]() |
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| INNER | ![]() |
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| INOUT | ![]() |
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| INSENSITIVE | ![]() |
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| INSERT | ![]() |
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| INT | ![]() |
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| INT1 | ![]() |
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| INT2 | ![]() |
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| INT3 | ![]() |
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| INT4 | ![]() |
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| INT8 | ![]() |
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| INTEGER | ![]() |
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| INTERVAL | ![]() |
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| INTO | ![]() |
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| IS | ![]() |
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| ITERATE | ![]() |
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| J | |||||||||
| JOIN | ![]() |
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| K | |||||||||
| KEY | ![]() |
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| KEYS | ![]() |
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| KILL | ![]() |
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| L | |||||||||
| LABEL | * |
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| LEADING | ![]() |
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| LEAVE | ![]() |
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| LEFT | ![]() |
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| LIKE | ![]() |
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| LIMIT | ![]() |
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| LINEAR | ![]() |
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| LINES | ![]() |
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| LOAD | ![]() |
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| LOCALTIME | ![]() |
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| LOCALTIMESTAMP | ![]() |
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| LOCK | ![]() |
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| LONG | ![]() |
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| LONGBLOB | ![]() |
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| LONGTEXT | ![]() |
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| LOOP | ![]() |
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| LOW_PRIORITY | ![]() |
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| M | |||||||||
| MASTER_HEARTBEAT_PERIOD | ![]() |
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| MASTER_SSL_VERIFY_SERVER_CERT | * |
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| MATCH | ![]() |
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| MAXVALUE | ![]() |
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| MEDIUMBLOB | ![]() |
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| MEDIUMINT | ![]() |
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| MEDIUMTEXT | ![]() |
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| MIDDLEINT | ![]() |
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| MINUTE_MICROSECOND | ![]() |
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| MINUTE_SECOND | ![]() |
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| MOD | ![]() |
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| MODIFIES | ![]() |
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| N | |||||||||
| NATURAL | ![]() |
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| NO_WRITE_TO_BINLOG | ![]() |
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| NOT | ![]() |
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| NULL | ![]() |
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| NUMERIC | ![]() |
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| O | |||||||||
| ON | ![]() |
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| OPTIMIZE | ![]() |
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| OPTION | ![]() |
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| OPTIONALLY | ![]() |
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| OR | ![]() |
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| ORDER | ![]() |
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| OUT | ![]() |
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| OUTER | ![]() |
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| OUTFILE | ![]() |
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| P | |||||||||
| PRECISION | ![]() |
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| PRIMARY | ![]() |
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| PRIVILEGES | * |
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| PROCEDURE | ![]() |
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| PURGE | ![]() |
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| R | |||||||||
| RANGE | ![]() |
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| READ | ![]() |
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| READ_ONLY | * |
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| READ_WRITE | * |
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| READS | ![]() |
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| REAL | ![]() |
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| REFERENCES | ![]() |
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| REGEXP | ![]() |
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| RELEASE | * |
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| RENAME | ![]() |
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| REPEAT | ![]() |
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| REPLACE | ![]() |
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| REQUIRE | ![]() |
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| RESIGNAL | ![]() |
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| RESTRICT | ![]() |
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| RETURN | ![]() |
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| REVOKE | ![]() |
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| RIGHT | ![]() |
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| RLIKE | ![]() |
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| S | |||||||||
| SCHEMA | ![]() |
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| SCHEMAS | ![]() |
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| SECOND_MICROSECOND | ![]() |
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| SELECT | ![]() |
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| SENSITIVE | ![]() |
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| SEPARATOR | ![]() |
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| SET | ![]() |
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| SHOW | ![]() |
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| SIGNAL | ![]() |
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| SLOW | * |
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| SMALLINT | ![]() |
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| SONAME | ![]() |
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| SPATIAL | ![]() |
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| SPECIFIC | ![]() |
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| SQL | ![]() |
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| SQL_BIG_RESULT | ![]() |
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| SQL_CALC_FOUND_ROWS | ![]() |
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| SQL_SMALL_RESULT | ![]() |
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| SQLEXCEPTION | ![]() |
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| SQLSTATE | ![]() |
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| SQLWARNING | ![]() |
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| SSL | ![]() |
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| STARTING | ![]() |
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| STRAIGHT_JOIN | ![]() |
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| T | |||||||||
| TABLE | ![]() |
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| TABLES | * |
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| TERMINATED | ![]() |
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| THEN | ![]() |
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| TINYBLOB | ![]() |
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| TINYINT | ![]() |
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| TINYTEXT | ![]() |
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| TO | ![]() |
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| TRAILING | ![]() |
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| TRIGGER | ![]() |
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| TRUE | ![]() |
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| U | |||||||||
| UNDO | ![]() |
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| UNION | ![]() |
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| UNIQUE | ![]() |
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| UNLOCK | ![]() |
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| UNSIGNED | ![]() |
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| UPDATE | ![]() |
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| UPGRADE | * |
* |
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| USAGE | ![]() |
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| USE | ![]() |
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| USING | ![]() |
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| UTC_DATE | ![]() |
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| UTC_TIME | ![]() |
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| UTC_TIMESTAMP | ![]() |
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| V | |||||||||
| VALUES | ![]() |
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| VARBINARY | ![]() |
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| VARCHAR | ![]() |
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| VARCHARACTER | ![]() |
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| VARYING | ![]() |
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| W | |||||||||
| WHEN | ![]() |
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| WHERE | ![]() |
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| WHILE | ![]() |
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| WITH | ![]() |
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| WRITE | ![]() |
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| X | |||||||||
| XOR | ![]() |
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| Y | |||||||||
| YEAR_MONTH | ![]() |
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| Z | |||||||||
| ZEROFILL | ![]() |
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*